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-rw-r--r--lib/Travelynx/Helper/DBDB.pm134
-rw-r--r--lib/Travelynx/Helper/HAFAS.pm3
2 files changed, 136 insertions, 1 deletions
diff --git a/lib/Travelynx/Helper/DBDB.pm b/lib/Travelynx/Helper/DBDB.pm
new file mode 100644
index 0000000..2161962
--- /dev/null
+++ b/lib/Travelynx/Helper/DBDB.pm
@@ -0,0 +1,134 @@
+package Travelynx::Helper::DBDB;
+
+use strict;
+use warnings;
+use 5.020;
+
+use Encode qw(decode);
+use Mojo::Promise;
+use JSON;
+
+sub new {
+ my ( $class, %opt ) = @_;
+
+ my $version = $opt{version};
+
+ $opt{header}
+ = { 'User-Agent' =>
+"travelynx/${version} on $opt{root_url} +https://finalrewind.org/projects/travelynx"
+ };
+
+ return bless( \%opt, $class );
+
+}
+
+sub has_wagonorder_p {
+ my ( $self, $ts, $train_no ) = @_;
+ my $api_ts = $ts->strftime('%Y%m%d%H%M');
+ my $url
+ = "https://lib.finalrewind.org/dbdb/has_wagonorder/${train_no}/${api_ts}";
+ my $cache = $self->{cache};
+ my $promise = Mojo::Promise->new;
+
+ if ( my $content = $cache->get($url) ) {
+ if ( $content eq 'y' ) {
+ $promise->resolve;
+ return $promise;
+ }
+ elsif ( $content eq 'n' ) {
+ $promise->reject;
+ return $promise;
+ }
+ }
+
+ $self->{user_agent}->request_timeout(5)->head_p( $url => $self->{header} )
+ ->then(
+ sub {
+ my ($tx) = @_;
+ if ( $tx->result->is_success ) {
+ $cache->set( $url, 'y' );
+ $promise->resolve;
+ }
+ else {
+ $cache->set( $url, 'n' );
+ $promise->reject;
+ }
+ }
+ )->catch(
+ sub {
+ $cache->set( $url, 'n' );
+ $promise->reject;
+ }
+ )->wait;
+ return $promise;
+}
+
+sub get_wagonorder_p {
+ my ( $self, $ts, $train_no ) = @_;
+ my $api_ts = $ts->strftime('%Y%m%d%H%M');
+ my $url
+ = "https://www.apps-bahn.de/wr/wagenreihung/1.0/${train_no}/${api_ts}";
+
+ my $cache = $self->{cache};
+ my $promise = Mojo::Promise->new;
+
+ if ( my $content = $cache->thaw($url) ) {
+ $promise->resolve($content);
+ return $promise;
+ }
+
+ $self->{user_agent}->request_timeout(5)->get_p( $url => $self->{header} )
+ ->then(
+ sub {
+ my ($tx) = @_;
+ my $body = decode( 'utf-8', $tx->res->body );
+
+ my $json = JSON->new->decode($body);
+ $cache->freeze( $url, $json );
+ $promise->resolve($json);
+ }
+ )->catch(
+ sub {
+ my ($err) = @_;
+ $promise->reject($err);
+ }
+ )->wait;
+ return $promise;
+}
+
+sub get_stationinfo_p {
+ my ( $self, $eva ) = @_;
+
+ my $url = "https://lib.finalrewind.org/dbdb/s/${eva}.json";
+
+ my $cache = $self->{cache};
+ my $promise = Mojo::Promise->new;
+
+ if ( my $content = $cache->thaw($url) ) {
+ $promise->resolve($content);
+ return $promise;
+ }
+
+ $self->{user_agent}->request_timeout(5)->get_p( $url => $self->{header} )
+ ->then(
+ sub {
+ my ($tx) = @_;
+
+ if ( my $err = $tx->error ) {
+ return $promise->reject("HTTP $err->{code} $err->{message}");
+ }
+
+ my $json = $tx->result->json;
+ $cache->freeze( $url, $json );
+ return $promise->resolve($json);
+ }
+ )->catch(
+ sub {
+ my ($err) = @_;
+ return $promise->reject($err);
+ }
+ )->wait;
+ return $promise;
+}
+
+1;
diff --git a/lib/Travelynx/Helper/HAFAS.pm b/lib/Travelynx/Helper/HAFAS.pm
index 98719c1..572f8fa 100644
--- a/lib/Travelynx/Helper/HAFAS.pm
+++ b/lib/Travelynx/Helper/HAFAS.pm
@@ -17,7 +17,8 @@ sub new {
$opt{header}
= { 'User-Agent' =>
- "travelynx/${version} +https://finalrewind.org/projects/travelynx" };
+"travelynx/${version} on $opt{root_url} +https://finalrewind.org/projects/travelynx"
+ };
return bless( \%opt, $class );
}